ipmi_detach
DEVMETHOD(device_detach, ipmi_detach),
DEVMETHOD(device_detach, ipmi_detach),
err = ipmi_detach(dev);
DEVMETHOD(device_detach, ipmi_detach),
DEVMETHOD(device_detach, ipmi_detach),
DEVMETHOD(device_detach, ipmi_detach),
int ipmi_detach(device_t);